Step 2. Add shortening. (I like to add the shortening in pieces, it seems easier to mix.)

Step 3. Cut in shortening until mixture resembles course meal.

Step 4. In a small bowl, combine egg, vinegar, and 4 tablespoons of water. Whisk together, then add gradually to flour mixture, stirring with a fork.

Step 5. Mix until dough starts to clump together and you can form a ball. If you feel like your dough is still too dry, add a more water 1 tablespoon at a time until the dough becomes the right consistency

.

Step 6. Allow the dough to rest in the fridge for about 10 min before rolling out.